Adding Integers
8+5
13
23-5
18
When you add integers with the same sign you add the absolute values of the integers and _________ the sign the same.
Keep
The answer to an addition problem
Sum
What is the definition of absolute value?
The distance a number is away from zero.
-11+12
1
-9-6
-15
When you add integers with different signs you subtract the absolute values of the integers and use the sign of the integer with the __________ absolute value.
Larger/Greater
The answer to a subtraction problem
Difference
Numbers added together are called
-25+28
3
-20-(-17)
-3
When subtracting integers the first integer stays the __________.
Same
One positive and one negative that cancel each other out is called....
What does keep, change, change mean and when do we use it?
Keep the first integer the same, change the subtraction sign to an addition sign, change the second integer to its opposite.
We use this method when subtracting integers.
-13+(-18)
-31
15-(-4)
19
When subtracting integers you have to change the sign to a ________.
Addition sign
The second number in a subtraction problem is called the
Subtrahend
What is an integer?
A positive or negative whole number.
A number that is not a percentage, decimal, or fraction.
-35+22
-13
38-(25)
13
Subtracting integers is actually _____________ the ___________.
The first number in a subtraction problem is called the
Minuend
What is the difference between ascending and descending?
Ascending: Numbers start small and get bigger
Descending: Numbers start big and get smaller